<?php
//SLOW FUNCTION WON'T TIME OUT WITH THIS
set_time_limit(0);
function blur (&$image) {
$imagex = imagesx($image);
$imagey = imagesy($image);
//CHANGE NUMBER FOR MORE OR EESS BLUR
$dist = 3;
for ($x = 0; $x < $imagex; ++$x) {
for ($y = 0; $y < $imagey; ++$y) {
$newr = 0;
$newg = 0;
$newb = 0;
$colours = array();
$thiscol = imagecolorat($image, $x, $y);
for ($k = $x - $dist; $k <= $x + $dist; ++$k) {
for ($l = $y - $dist; $l <= $y + $dist; ++$l) {
if ($k < 0) { 
$colours[] = $thiscol; 
continue; 
}
if ($k >= $imagex) { 
$colours[] = $thiscol; 
continue; 
}
if ($l < 0) { 
$colours[] = $thiscol; 
continue; 
}
if ($l >= $imagey) { 
$colours[] = $thiscol; 
continue; 
}
$colours[] = imagecolorat($image, $k, $l);
}
}
foreach($colours as $colour) {
$newr += ($colour >> 16) & 0xFF;
$newg += ($colour >> 8) & 0xFF;
$newb += $colour & 0xFF;
}
$numelements = count($colours);
$newr /= $numelements;
$newg /= $numelements;
$newb /= $numelements;
$newcol = imagecolorallocate($image, $newr, $newg, $newb);
imagesetpixel($image, $x, $y, $newcol);
}
}
} 
$image = imagecreatefromjpeg("UNICORN.JPG");
blur($image);
header("Content-type: image/jpeg");
imagejpeg($image);
//imagejpeg($image, ('Blur.jpg'));
imagedestroy($image);
?>